CALCULATION OF DEFLECTION OF RC BEAM / SLAB
AS PER IS 456-2000 { ANNEX 'C' }.
( Actual program is available in
Super Civil CD
)
MEMBER DESIGNATION
SPAN OF MEMBER [ M ]
WIDTH OF WEB [ MM ]
DEPTH [ MM ]
CLEAR COVER TO REINFORCEMENT
20 MM
30 MM
40 MM
50 MM
70 MM
CONCRETE GRADE USED
M20
M25
M30
M35
M40
DIAMETER OF TENSILE REINFORCEMENT
8 MM
10 MM
12 MM
16 MM
20 MM
25 MM
28 MM
32 MM
36 MM
40 MM
NUMBER OF TENSILE BARS
DIAMETER OF COMPRESSIVE REINFORCEMENT
NIL
8 MM
10 MM
12 MM
16 MM
20 MM
25 MM
28 MM
32 MM
36 MM
40 MM
NUMBER OF COMPRESSIVE BARS
UNIFORMLY DISTRIBUTED LOAD {UDL} [ T/M ]
CONCENTRATED LOAD [ T ]
**
PERMANENT {DL} COMPONENT OF LOADING IN %
30 %
40 %
50 %
60 %
70 %
75 %
SELECT NATURE OF BEAM/SLAB
SIMPLY SUPPORTED
FIXED ENDS
CANTILEVER
SHORT TERM DEFLECTION OF MEMBER [ MM ]
DEFLECTION DUE TO SHRINKAGE [ MM ]
DEFLECTION DUE TO CREEP [ MM ]
TOTAL DEFLECTION OF MEMBER [ MM ]
SPAN ÷ DEFLECTION RATIO
SPAN ÷ DEPTH (L/d) RATIO
BENDING MOMENT [ T-M ]
NOTE : ** A SINGLE POINT LOAD IS ASSUMED TO BE @ CENTER FOR SIMPLY SUPPORTED / FIXED BEAM & @ EDGE FOR CANTILEVER BEAM.